Christina Aguilera

Himself - Host

Himself - Judge, Himself

Himself - Judge, Himself, Himself - Host

Herself - Judge, Herself

Herself - Judge, Herself - Guest Star, Performer

Herself - Judge, Herself

Himself - Judge, Himself, Performer

Himself - Judge, Himself, Himself - Musical Guest

Himself - Judge, Musical Guest, Himself - Mentor, Himself - Musical Guest

Himself - Mentor, Himself, Himself - In-House Coach

Herself, Herself - Finalist, Herself - Guest, Herself - Guest Performer, Herself - Musical Guest, Herself - Performer

Himself, Himself - Finalist, Himself - Guest, Himself - Audience, Himself - Audience Member, Himself - Performer, Performer

Herself, Herself - Finalist, Herself - Guest Performer, Herself - Performer, Herself - Guest, Herself - Musical Guest

Herself - Judge, Herself, Herself - Mentor

Herself - Judge, Herself, Herself - Co-Host

Himself, Himself - Musical Guest, Himself - Performer, Himself - Guest Mentor, Himself - Duet Partner

Himself, Himself - Finalist, Himself - Performer

Herself, Herself - Performer, Herself - Audience Member, Herself - Winner, Performer

Herself, Herself - Guest, Herself - Performer, Herself - Finalist, Herself - Advisor, Musical Guest

Himself, Himself - Contestant, Himself - Finalist, Himself - Performer, Himself - Season 9 Winner

Himself, Himself - Finalist, Himself - Audience, Himself - Guest

Herself, Herself - Contestant, Herself - Finalist, Herself - Performer

Himself, Himself - Judge, Himself - Mentor, Himself - Musical Guest, Himself - Performer

Himself, Himself - Audience, Himself - Audience Member